Thermal Rising, Inc, makes paragliders for sale through specialty sporting goods stores. The company has a standard paraglider model, but also makes custom-designed paragliders. Management has designed an activity based costing system with the following activity cost pools and activity rates Activity Cost Pool Activity Rate Supporting direct labor $ 22 per direct abor-hour Order processing 5 194 per order Custom design processing $ 259 per custom design Customer service $ 432 per customer Management would like an analysis of the profitability of a particular customer, Big Sky Outfitters, which has ordered the following products over the last 12 months Standard Custom Model Design Number of gliders 112 Number of orders 2 2 Number of custom designs 2 Direct labor-hours per glider 30.50 33.00 Selling price per glider $1,600 $2,320 Direct materials cost per glider 5442 5568 The company's direct labor rate is $18 per hour. Required: Using the company's activity-based costing system, compute the customer margin of Big Sky Outfitters. (Round your intermediate calculations and final answer to the nearest whole dollar amount. Loss amounts should be entered with a minus sign.) Customer margin